Triangle read by rows in which T(n,k) is the number of permutations avoiding 132 of length n with an independent set of size k in its coregraph.

A262370

Triangle read by rows in which T(n,k) is the number of permutations avoiding 132 of length n with an independent set of size k in its coregraph.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =4a(6) =1a(7) =10a(8) =3a(9) =1a(10) =20a(11) =20a(12) =1a(13) =1a(14) =35a(15) =77a(16) =19a(17) =1a(18) =56a(19) =224a(20) =139a(21) =9a(22) =1a(23) =84a(24) =546a(25) =656a(26) =141a(27) =2a(28) =1a(29) =120

External references